There are pictures of Knights fighting Snails in old Medieval manuscripts - and nobody knows why.
23
In 1958, a nuclear bomb was lost somewhere along the swampy coast of Georgia. Its whereabouts remain a mystery to this day.
29
Clocks made before 1660 had only one hand - an hour hand.
41
Al Capone's armored limousine, after being seized by the feds, was later used to protect Franklin Delano Roosevelt (FDR), 32nd President of the US, after the attack on Pearl Harbor.
20
The Titanic is about as long as the Empire State building is tall.
174
There is a 600 year old 240 paged book called the Voynich Manuscript, that’s written language is still completely unknown today.
15
The first semi-permanent settlements appeared in Florida around 5000 B.C.
10